 /*******************************************************************************
  * Copyright (c) 2006, 2007 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  * IBM Corporation - initial API and implementation
  *******************************************************************************/

 package org.eclipse.ui.internal.quickaccess;

 import java.util.HashMap ;
 import java.util.Map ;

 import org.eclipse.jface.resource.ImageDescriptor;
 import org.eclipse.ui.PlatformUI;
 import org.eclipse.ui.internal.IWorkbenchGraphicConstants;
 import org.eclipse.ui.internal.WorkbenchImages;
 import org.eclipse.ui.views.IViewDescriptor;

 /**
  * @since 3.3
  *
  */
 public class ViewProvider extends QuickAccessProvider {

     private QuickAccessElement[] cachedElements;
     private Map idToElement = new HashMap ();

     public String getId() {
         return "org.eclipse.ui.views"; //$NON-NLS-1$
 }

     public QuickAccessElement getElementForId(String id) {
         getElements();
         return (ViewElement) idToElement.get(id);
     }

     public QuickAccessElement[] getElements() {
         if (cachedElements == null) {
             IViewDescriptor[] views = PlatformUI.getWorkbench()
                     .getViewRegistry().getViews();
             cachedElements = new QuickAccessElement[views.length];
             for (int i = 0; i < views.length; i++) {
                 ViewElement viewElement = new ViewElement(views[i], this);
                 cachedElements[i] = viewElement;
                 idToElement.put(viewElement.getId(), viewElement);
             }
         }
         return cachedElements;
     }

     public ImageDescriptor getImageDescriptor() {
         return WorkbenchImages
                 .getImageDescriptor(IWorkbenchGraphicConstants.IMG_VIEW_DEFAULTVIEW_MISC);
     }

     public String getName() {
         return QuickAccessMessages.QuickAccess_Views;
     }
 }

